+static void action_test(const char *const *action){
+ double clock = smpi_process_simulated_elapsed();
+ MPI_Request request;
+ MPI_Status status;
+ int flag = TRUE;
+
+ request = xbt_dynar_pop_as(reqq[smpi_comm_rank(MPI_COMM_WORLD)],MPI_Request);
+ xbt_assert(request != NULL, "found null request in reqq");
+
+#ifdef HAVE_TRACING
+ int rank = smpi_comm_rank(MPI_COMM_WORLD);
+ instr_extra_data extra = xbt_new0(s_instr_extra_data_t,1);
+ extra->type=TRACING_TEST;
+ TRACE_smpi_testing_in(rank, extra);
+#endif
+ flag = smpi_mpi_test(&request, &status);
+ XBT_DEBUG("MPI_Test result: %d", flag);
+ /* push back request in dynar to be caught by a subsequent wait. if the test
+ * did succeed, the request is now NULL.
+ */
+ xbt_dynar_push_as(reqq[smpi_comm_rank(MPI_COMM_WORLD)],MPI_Request, request);
+
+#ifdef HAVE_TRACING
+ TRACE_smpi_testing_out(rank);
+#endif
+
+ log_timed_action (action, clock);
+}
+